When it comes to Super Bowl advertisements, sleaze sells. This Sunday will likely feature sexual innuendos, bodily functions, crotch injuries, erectile dysfunction talk and various combinations of the four.

Tawdry commercials have been around from the beginning — the first memorable Super Bowl ad featured Farrah Fawcett making love to Joe Namath’s face with Noxzema shaving cream — but the risk-taking definitely increased beginning in the mid-1990s. The sleaziest Super Bowl by far was in 2004, which was also the year that Janet Jackson’s right breast made an unfortunate halftime appearance.

Below are the Top 10 sleaziest advertisements in Super Bowl history. We’re taking the broadest definition of the word, including all forms of vulgarity, from splattering bird poop to mud-wrestling bimbos.